<template>
  <div class="login-container">
    <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" auto-complete="on" label-position="left">

      <div class="title-container">
        <h3 class="title"><img src="../../assets/common/login-logo.png" alt=""></h3>
      </div>

      <!-- 用户名 -->
      <el-form-item prop="mobile">
        <span class="svg-container">
          <svg-icon icon-class="user" />
        </span>
        <el-input
          ref="mobile"
          v-model="loginForm.mobile"
          placeholder="Username"
          name="mobile"
          type="text"
          tabindex="1"
          auto-complete="on"
        />
      </el-form-item>

      <!-- 密码 -->
      <el-form-item prop="password">
        <span class="svg-container">
          <svg-icon icon-class="password" />
        </span>
        <el-input
          :key="passwordType"
          ref="password"
          v-model="loginForm.password"
          :type="passwordType"
          placeholder="Password"
          name="password"
          tabindex="2"
          auto-complete="on"
          @keyup.enter.native="handleLogin"
        />
        <span class="show-pwd" @click="showPwd">
          <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
        </span>
      </el-form-item>

      <!-- 登录按钮 -->
      <el-button :loading="loading" class="loginBtn" type="primary" style="" @click.native.prevent="handleLogin">登录</el-button>
      <!-- 测试token : 获取用户信息 -->
      <!-- <el-button :loading="loading" class="loginBtn" type="primary" style="" @click.native.prevent="getUserProfile">获取用户信息</el-button> -->

      <div class="tips">
        <!-- 用span标签跳转 要用 编程式导航 -->
        <span style="">还没有账号?</span>
        <span>立即注册</span>
      </div>

    </el-form>
  </div>
</template>

<script>
import { validMobile } from '@/utils/validate'
import { login } from '@/api/user'
import { Message } from 'element-ui'

export default {
  name: 'Login',
  data() {
    const validateMobile = (rule, value, callback) => {
      if (!validMobile(value)) {
        callback(new Error('手机号格式错误'))
      } else {
        callback()
      }
    }
    // const validatePassword = (rule, value, callback) => {
    //   if (value.length < 6) {
    //     callback(new Error('必须为大于6位的非空字符'))
    //   } else {
    //     callback()
    //   }
    // }
    return {
      loginForm: {
        mobile: '13800000002',
        password: '123456'
      },
      loginRules: {
        mobile: [
          { required: true, trigger: 'blur', message: '请输入手机号' },
          { validator: validateMobile, trigger: 'blur' }
        ],
        password: [
          { required: true, trigger: 'blur', message: '请输入密码' },
          { pattern: /^\S{6,}$/, trigger: 'blur', message: '必须为大于6位的非空字符' }
          // { validator: validatePassword, trigger: 'blur' }
        ]
      },
      loading: false,
      passwordType: 'password',
      redirect: undefined
    }
  },
  watch: {
    $route: {
      handler: function(route) {
        this.redirect = route.query && route.query.redirect
      },
      immediate: true
    }
  },
  methods: {
    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = ''
      } else {
        this.passwordType = 'password'
      }
      this.$nextTick(() => {
        this.$refs.password.focus()
      })
    },
    handleLogin() {
      // console.log(process.env.VUE_APP_BASE_API)

      this.$refs.loginForm.validate(async valid => {
        if (valid) {
          // try {
          //   // 请求正确
          //   const res = await login(this.loginForm)
          //   console.log(res)
          //   this.$store.commit('user/updateToken', res.data)
          // } catch (e) {
          //   // axios内置的报错机制 只能识别请求的成功和失败
          //   // 200里的错误 无法识别 , 需要在响应拦截中的成功响应拦截中设手动设置
          //   // 请求失败
          //   // console.dir(e)
          //   this.$message.error(e.message)
          // }
          try {
            const res = await login(this.loginForm)
            Message.success(res.message)
            // console.log(res)
            this.$store.dispatch('user/postLogin', res.data)
            // this.$router.push(this.$route.query.redirect || '/')
            // console.log(this.$route.query)
            this.$router.push(this.$route.query.redirect || '/')
          } catch (e) {
            Message.error(e.message)
          }
        }
      })
    }
    // 测试token : 获取用户信息
    // async getUserProfile() {
    //   const res = await getProfile()
    //   console.log(res)
    // }
  }
}
</script>

<style lang="scss">
/* 修复input 背景不协调 和光标变色 */
/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

$bg:#283443;
$light_gray:#fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
  .login-container .el-input input {
    color: $cursor;
  }
}

/* reset element-ui css */
.login-container {
  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;

    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: #68b0fe;
      height: 47px;
      caret-color: #68b0fe;

      &:-webkit-autofill {
        box-shadow: 0 0 0px 1000px $bg inset !important;
        -webkit-text-fill-color: $cursor !important;
      }
    }
  }

  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    // background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
  }
}
</style>

<style lang="scss" scoped>
$bg:#2d3a4b;
$dark_gray:#889aa4;
$light_gray:#eee;

.login-container {

  min-height: 100%;
  width: 100%;
  // background-color: $bg;
  overflow: hidden;
  background-image: url('../../assets/common/login.jpg');

  .login-form {
    position: absolute;
    top: 50%;
    right: 0;
    left: 0;
    width: 520px;
    min-height: 400px;
    padding: 35px 35px 0px;
    margin: -260px auto 0;
    overflow: hidden;
  }

  .el-form-item {
    // border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255,255,255,.7);
    // border-radius: 5px;
    // color: #454545;
  }

  .loginBtn{
    height: 64px;
    width:100%;
    font-size: 24px;
    background-color:#407FFE;
    border-color: #407FFE;
    margin-bottom:30px;
    padding: 10px 20px;
  }

  .tips {
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;
    text-align: center;

    span {
      &:first-of-type {
        margin-right: 8px;
      }
    }
  }

  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }

  .title-container {
    position: relative;

    .title {
      font-size: 26px;
      color: $light_gray;
      margin: 0px auto 40px auto;
      text-align: center;
      font-weight: bold;
    }
  }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
}
</style>
